Chronoscope made by the National Institute of Industrial Psychology(NIIP), London, and was used to measure reaction times in pyschological tests, c.1921-1939. A chronoscope is used for measuring small amounts of time, to an accuracy of 1/1000th of a

Chronoscope made by the National Institute of Industrial Psychology(NIIP), London, and was used to measure reaction times in pyschological tests, c.1921-1939. A chronoscope is used for measuring small amounts of time, to an accuracy of 1/1000th of a

This mower is an example of the now famous Hover mower made by Flymo Ltd, of Darlington, Co Durham. It was Flymo who made the air-cushion mower into a practical proposition, and into an everyday sight on the lawns of Great Britain.

This paperweight was made to represent a contraceptive pill. The contraceptive pill became available in 1960. It uses female hormones to control fertility and became commercially viable when it was discovered that the Mexican yam was a cheap natural